Home / 36,687,645.60-55,031,468.40-28,210,768.80

Finding the Fourth Proportional to 36,687,645.60, 55,031,468.40 and 28,210,768.80

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Solution

The fourth proportional to 36,687,645.60, 55,031,468.40 and 28,210,768.80 is: 42,316,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687,645.60 : 55,031,468.40 = 28,210,768.80 : x
  2. Step 2: Convert to fraction form
    36,687,645.60/55,031,468.40 = 28,210,768.80/x
  3. Step 3: Cross multiply
    36,687,645.60x = 55,031,468.40 × 28,210,768.80
  4. Step 4: Simplify right side
    36,687,645.60x = 1,552,480,031,756,906
  5. Step 5: Solve for x
    x = 1,552,480,031,756,906/36,687,645.60
  6. Step 6: Final answer
    x = 42,316,153.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.